Gray-bellied Rice Rat vs Royal Tern

Nephelomys moerex compared with Thalasseus maximus

Key Differences

• Gray-bellied Rice Rat is Extinct while Royal Tern is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Rice Rat	Royal Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Charadriiformes (Charadriiformes)
Family	Cricetidae	Laridae
Genus	Nephelomys	Thalasseus
Species	Nephelomys moerex	Thalasseus maximus

Evolutionary Relationship

Gray-bellied Rice Rat and Royal Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Rice Rat

EX — Extinct

Royal Tern

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Rice Rat	Royal Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Royal Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, Sweden, and Venezuela.

Royal Tern

Royal Tern (Thalasseus maximus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador